Printer ink cartridge



FIG. 1 is a perspective view of a top, rear, and left side of a printer ink cartridge;

FIG. 2 is a front elevational view of the printer ink cartridge;

FIG. 3 is a rear elevational view of the printer ink cartridge;

FIG. 4 is a right side elevational view of the printer ink cartridge;

FIG. 5 is a left side elevational view of the printer ink cartridge;

FIG. 6 is a perspective view of the bottom, front, and left side of the printer ink cartridge;

FIG. 7 is a top plan view of the printer ink cartridge; and,

FIG. 8 is a bottom plan view of the printer ink cartridge.

The broken lines are for illustration only and form no part of the claimed design. 

I claim the ornamental design for printer ink cartridge, as shown. 